first
what is atom
the smallest particle of an element and is the first level of organization
what is a Molecule or Compound
A group of atoms bonded together and is the second level of organization
what is Organelle
any of a number of organized or specialized structures within a living cell and is the third level of organization
what is a cell
the basic units of structure and function in the human body and the fourth level of organization
Tissue
a group of connected cells that have a similar function and the fifth level of organization
dna
DNA, or deoxyribonucleic acid, is the hereditary material in humans and almost all other organisms. Located in the nucleus of a cell. Contains all genes an organism needs.
GENE
Unit of inherited information in DNA
MITOSIS
Process by which the nucleus and duplicated chromosomes of a cell divide and are evenly distributed, forming two daughter nuclei. Makes identical body cells to allow organisms to grow and repair tissue.
.MEIOSIS
Process by which cells divide twice to produce haploid gametes (sperm and egg).
CHROMOSOME
Condensed threads of genetic material formed from chromatin as a cell prepares to divide
a structure that consists of two or more types of tissues that work together to do the same job and the sixth level of organization
Organ
a group of organs that work together to carry out a complex overall function and the seventh level of organization
organ system
Any living thing and the last level of organization
Organism
An alternative form of a gene (flavors)
ALLELE
The genetic makeup of an organism; an organism's combination of alleles
GENOTYPE